Siemens SIMATIC S7 System Manual page 760

Technical specifications
A.5 Thermocouple and RTD expansion modules (EMs)
The EM RTD module supports measurements with 2-wire, 3-wire and 4-wire connections to
the sensor resistor.
Table A- 127 Ranges and accuracy for the different sensors supported by the RTD expansion module
Temperature coef- RTD type
ficient
Pt 0.003850 Pt 10
ITS90
Pt 50
DIN EN 60751
Pt 100
Pt 200
Pt 500
Pt 1000
Pt 0.003902 Pt 100
Pt 0.003916
Pt 200
Pt 0.003920
Pt 500
Pt 1000
Pt 0.003910 Pt 10
Pt 50
Pt 100
Pt 500
Ni 0.006720 Ni 100
Ni 0.006180
Ni 120
Ni 200
Ni 500
Ni 1000
LG-Ni 0.005000 LG-Ni 1000
Ni 0.006170 Ni 100
Cu 0.004270 Cu 10
Cu 0.004260 Cu 10
Cu 50
Cu 100
Cu 0.004280 Cu 10
Cu 50
Cu 100
RTD values below the under-range minimum value report -32768.
1
RTD values above the over-range maximum value report +32767.
2
760
Under range Nominal
minimum range low limit
1
-243.0 °C -200.0 °C
-243.0 °C -200.0 °C
-243.0 °C -200.0 °C
-243.0 °C -200.0 °C
-273.2 °C -240.0 °C
-273.2 °C -240.0 °C
-105.0 °C -60.0 °C
-105.0 °C -60.0 °C
-105.0 °C -60.0 °C
-240.0 °C -200.0 °C
-60.0 °C -50.0 °C
-60.0 °C -50.0 °C
-240.0 °C -200.0 °C
-240.0 °C -200.0 °C
Nominal Over range
range high maximum
2
limit
850.0 °C 1000.0 °C
850.0 °C 1000.0 °C
850.0 °C 1000.0 °C
850. 0°C 1000. 0°C
1100. 0°C 1295 °C
1100.0 °C 1295 °C
250.0 °C 295.0 °C
250.0 °C 295.0 °C
180.0 °C 212.4 °C
260.0 °C 312.0 °C
200.0 °C 240.0 °C
200.0 °C 240.0 °C
200.0 °C 240.0 °C
200.0 °C 240.0 °C
System Manual, V2.3, 07/2017, A5E03822230-AF
Normal Normal
range accu- range accu-
racy racy -20 ° C
@ 25 °C to 60 °C
±1.0 °C ±2.0 °C
±0.5 °C ±1.0 °C
± 0.5 °C ±1.0 °C
± 0.5 °C ±1.0 °C
±1.0 °C ±2.0 °C
±0.8 °C ±1.6 °C
±0.5 °C ±1.0 °C
±0.5 °C ±1.0 °C
±0.5 °C ±1.0 °C
±1.0 °C ±2.0 °C
±1.0 °C ±2.0 °C
±0.6 °C ±1.2 °C
±1.0 °C ±2.0 °C
±0.7 °C ±1.4 °C
S7-200 SMART